PR 11866

[deliverable/binutils-gdb.git] / gprof / configure

diff --git a/gprof/configure b/gprof/configure
index b1e1cb9495d4a9224258c795aef035236ce9f22d..57e91da21c02b6109d6d1d032c3f141d7b3f24f4 100755 (executable)
--- a/gprof/configure
+++ b/gprof/configure
@@ -11998,7 +11998,19 @@ fi
 
 
 
-GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wshadow"
+GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "^[0-3]$" >/dev/null 2>&1; then :
+
+else
+  GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wshadow"
+fi
+rm -f conftest*
+
 
 # Check whether --enable-werror was given.
 if test "${enable_werror+set}" = set; then :
@@ -12010,7 +12022,7 @@ if test "${enable_werror+set}" = set; then :
 fi
 
 
-# Enable -Wno-format by default when using gcc on mingw
+# Disable -Wformat by default when using gcc on mingw
 case "${host}" in
   *-*-mingw32*)
     if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then